package com.hjw.weiuxn.util;

import java.text.DateFormat;  
import java.text.SimpleDateFormat;  
import java.util.Date;  
  
import net.sf.json.JsonConfig;  
import net.sf.json.processors.JsonValueProcessor;  
  
public class DateJsonValueProcessor implements JsonValueProcessor {  
    public static final String Default_DATE_PATTERN ="yyyy-MM-dd";  
    private DateFormat dateFormat ;  
    public DateJsonValueProcessor(String datePattern){  
        try{  
            dateFormat  = new SimpleDateFormat(datePattern);  
              
        }catch(Exception e ){  
            dateFormat = new SimpleDateFormat(Default_DATE_PATTERN);  
              
        }  
          
    }  
    public Object processArrayValue(Object value, JsonConfig jsonConfig) {  
        return process(value);  
    }  
  
    public Object processObjectValue(String key, Object value,  
            JsonConfig jsonConfig) {  
        return process(value);  
    }  
    private Object process(Object value){  
    	if(null == value){
    		return null;
    	}
        return dateFormat.format((Date)value);  
          
    }  
}  

